#ifndef _IO_H_
#define _IO_H_
#include "sys.h"


	#define KEY1  PBin(12)
	#define KEY2 PAin(0)  
	#define KEY3  PBin(2)
	#define KEY4 PAin(12)
	#define KEY5 PBin(1)
	#define KEY6 PAin(4)
	#define KEY7  PBin(0)
	#define KEY8 PAin(5)
	#define KEY9 PAin(7)
	#define KEY10 PAin(6)
	#define KEY11   PBin(9)


void KEY_Init(void);//IO初始化
void LED_Init(void);
u8 KEY_Scan(void);  	//按键扫描函数	
#endif
